133742853 has 8 divisors (see below), whose sum is σ = 198137600. Its totient is φ = 89161884.

The previous prime is 133742849. The next prime is 133742899. The reversal of 133742853 is 358247331.

133742853 is a `hidden beast` number, since 1 + 3 + 374 + 285 + 3 = 666.

It is not a de Polignac number, because 133742853 - 2² = 133742849 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133742803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2476693 + ... + 2476746.

It is an arithmetic number, because the mean of its divisors is an integer number (24767200).

Almost surely, 2^133742853 is an apocalyptic number.

It is an amenable number.

133742853 is a deficient number, since it is larger than the sum of its proper divisors (64394747).

133742853 is an equidigital number, since it uses as much as digits as its factorization.

133742853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4953448 (or 4953442 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 133742853 is about 11564.7245103375. The cubic root of 133742853 is about 511.3954516674.

The spelling of 133742853 in words is "one hundred thirty-three million, seven hundred forty-two thousand, eight hundred fifty-three".